interloper
noun
in·ter·lop·er ˌin-tər-ˈlō-pər 
ˈin-tər-ˌlō-
: one that interlopes: such as
a
: one that intrudes in a place or sphere of activity
b
: an illegal or unlicensed trader
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The History of Interloper
The -loper part of interloper is believed to be either from an English dialectal word meaning "leap" or from a Dutch word meaning "to run." (The prefix inter- means "between" or "among.") An interloper is essentially one that jumps into the midst of things without an invitation to do so.
Synonyms
- busybody
- buttinsky
- buttinski
- interferer
- intermeddler
- intruder
- kibitzer
- kibbitzer
- meddler
- nosey parker [chiefly British]
See all Synonyms & Antonyms 
Example Sentences
I had hoped to help my neighbors, but they regarded me as an interloper. summer residents were regarded as interlopers who had no deep commitment to the town's welfare
Recent Examples on the Web In this doctrine, the United States is a decades-long interloper in the region and a fading power. 
New York Times, 21 Aug. 2022 While most of the B-Mores roll their eyes, unsure what to make of this interloper, two in particular, Manel (Junior Correia) and Ben (Louis Sotton), turn on the full-bore hostility. Sheri Linden, The Hollywood Reporter, 25 May 2022 Bakalov's Bee is foreign in more ways than one, an anxious interloper who works at a GameHut and naively presents a loaf of homemade zucchini bread to the host. Leah Greenblatt, EW.com, 5 Aug. 2022 The interloper settled herself between the seats and smiled at Allen. oregonlive, 8 Aug. 2022 The four dogs mistook her for an interloper and killed her defenseless little self. Naledi Ushe, USA TODAY, 24 July 2022 The four dogs mistook her for an interloper and killed her defenseless little self. Naledi Ushe, USA TODAY, 24 July 2022 The four dogs mistook her for an interloper and killed her defenseless little self. Glenn Garner, PEOPLE.com, 23 July 2022 Your immersive experience and ability to pivot can position you as a trusted and strategic partner who may become an essential part of the market versus an interloper. Olivier Chateau, Forbes, 16 May 2022 See More
New York Times, 21 Aug. 2022 While most of the B-Mores roll their eyes, unsure what to make of this interloper, two in particular, Manel (Junior Correia) and Ben (Louis Sotton), turn on the full-bore hostility. Sheri Linden, The Hollywood Reporter, 25 May 2022 Bakalov's Bee is foreign in more ways than one, an anxious interloper who works at a GameHut and naively presents a loaf of homemade zucchini bread to the host. Leah Greenblatt, EW.com, 5 Aug. 2022 The interloper settled herself between the seats and smiled at Allen. oregonlive, 8 Aug. 2022 The four dogs mistook her for an interloper and killed her defenseless little self. Naledi Ushe, USA TODAY, 24 July 2022 The four dogs mistook her for an interloper and killed her defenseless little self. Naledi Ushe, USA TODAY, 24 July 2022 The four dogs mistook her for an interloper and killed her defenseless little self. Glenn Garner, PEOPLE.com, 23 July 2022 Your immersive experience and ability to pivot can position you as a trusted and strategic partner who may become an essential part of the market versus an interloper. Olivier Chateau, Forbes, 16 May 2022 See More Word History
First Known Use
circa 1590, in the meaning defined above
Kids Definition
interloper
noun
in·ter·lop·er ˌin-tər-ˈlō-pər
: a person present in a situation or place where he or she is not wanted
interloper
noun
as in intruder
a person who meddles in the affairs of others summer residents were regarded as interlopers who had no deep commitment to the town's welfare Synonyms & Similar Words
Relevance
- intruder
- spy
- meddler
- busybody
- buttinsky
- gossiper
- buttinski
- interferer
- kibitzer
- betrayer
- intermeddler
- gossip
- informant
- snake
- informer
- snoop
- nosey parker
- peeper
- kibbitzer
- snooper
- gawker
- gazer
- rubbernecker
- gaper
- tattler
- rubberneck
- tattletale
- quidnunc
- prier
- prattler
- teller
- sneak
- revealer
- gawper
- discloser
- pryer
- telltale
- squealer
- stool pigeon
- snitcher
- talebearer
- blabber
- peeping Tom
- microseptum
- microseral
- microsere
- microsheet
- microskirt
- microsoma
- microsomal
- microsomata
- microsomatous
- microsome
- microsomes
- Microsorex
- microsoria
- microsoriums
- microspecies
- microspectrophotometer
- microspectrophotometers
- microspectrophotometric
- microspectrophotometries
- microspectrophotometry
- Microspermae
- Microspermopteris
- Microsphaera
- microsphere
- microspheres